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1241  Local / Off-Topic (Italiano) / Re: sicurezza vs privacy: ad esempio i dati del cellulare on: February 20, 2016, 04:21:21 PM
"Secondo il sito mic.com inoltre, l’Fbi non starebbe chiedendo nulla di diverso da quello che Apple fa ogni giorno in milioni di telefoni in tutto il mondo quando una delle app si aggiorna automaticamente.

Il sito americano, per spiegare bene la questione usa una metafora: immaginate l’iPhone incriminato come in una stanza di vetro antiproiettile, che rappresenta la crittografia.
L’Fbi non chiede un proiettile in grado di rompere il vetro, chiede a Apple di lasciarlo entrare attraverso la porta. E in particolare chiede di cambiare la serratura in quella precisa stanza di vetro, non in tutte le stanze del mondo. "

http://www.tpi.it/mondo/stati-uniti/apple-controllo-iphone-fbi

Grazie della segnalazione. Immagine chiara.

Secondo me un sistema di crittografia dove qualcun altro (l'azienda) può cambiare la chiave o il tipo di blocco aggiornando il sistema (permettendo così il brute force per trovare questa chiave d'accesso, mentre se ho ben capito prima dell'eventuale aggiornamento erano consentiti solo 10 tentativi pena la cancellazione dei dati) non è un vero sistema di protezione.

A parte le ovvie considerazioni morali riguardo al caso specifico, se io cripto i dati cosicchè nessuno possa accedervi (in modo definitivo tra l'altro se non inserisco il codice esatto entro i 10 tentativi) che senso ha che dall'esterno qualcuno si riservi la possibilità di modificare il tipo di blocco che io ho impostato? Se poi bastano solo 10000 prove, sai che difficoltà per violare i dati...

Nella sostanza sono protezioni valide solo fino al momento in cui chi ti ha fornito il software non decida, per un suo qualche motivo privato o per pressioni esterne, che questa protezione debba essere scavalcata.


Secondo me (ma un po tutti la pensano cosi) è proprio per questo motivo che Apple non muove un dito, renderebbe quel sistema di sicurezza insicuro.
1242  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: February 20, 2016, 04:04:02 PM
Edit :








Just kidding, sarcasm  Grin !
1243  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: February 20, 2016, 03:25:25 PM
1244  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: February 20, 2016, 03:12:47 PM
If you are using telegram, check this bot  @RoundTableGuy_Bot.


1245  Economy / Speculation / Re: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion on: February 20, 2016, 03:10:50 PM
1246  Local / Off-Topic (Italiano) / Re: sicurezza vs privacy: ad esempio i dati del cellulare on: February 20, 2016, 02:33:06 PM
"Secondo il sito mic.com inoltre, l’Fbi non starebbe chiedendo nulla di diverso da quello che Apple fa ogni giorno in milioni di telefoni in tutto il mondo quando una delle app si aggiorna automaticamente.

Il sito americano, per spiegare bene la questione usa una metafora: immaginate l’iPhone incriminato come in una stanza di vetro antiproiettile, che rappresenta la crittografia.
L’Fbi non chiede un proiettile in grado di rompere il vetro, chiede a Apple di lasciarlo entrare attraverso la porta. E in particolare chiede di cambiare la serratura in quella precisa stanza di vetro, non in tutte le stanze del mondo. "

http://www.tpi.it/mondo/stati-uniti/apple-controllo-iphone-fbi
1247  Local / Italiano (Italian) / Re: brainwallet on: February 19, 2016, 07:12:57 PM
Che rischi si corrono per chi ha un wallet online su blockchain.info?
gli stessi rischi che si corrono lasciando i propri bitcoin su un exchange online .
potrebbe chiudere al improviso e tu perderesti tutti i bitcoin .


Non esattamente, se ad esempio ti sei salvato la chiave privata (o chiavi private) che hai su blockchain.info ... non perdi nulla (anche in caso di chiusura improvvisa del WebWallet).
1248  Local / Italiano (Italian) / Re: brainwallet on: February 18, 2016, 08:37:31 PM
trezor è al sicuro da questo attacco?


Pare di si, ma non ne sono pienamente sicuro.
1249  Other / Meta / Re: So I've returned from the grave... on: February 17, 2016, 09:35:34 PM
I suggest you to avoid the signature campaign, post as you don't have a sig ad... or better don't have one Wink. Why should you receive money for your posts (here) ?

You should receive money for your posts because your advertising one's service. However, if you're posting in order to get paid, you got all wrong.


Nonsense, it is obvious that you are posting to get paid and this is a consequence of " I advertise a service'. Again , you should not receive money for your post ... this is the unique forum that I've seen work in this way (signature campaign, etc.. ).
1250  Other / Meta / Re: So I've returned from the grave... on: February 17, 2016, 08:21:17 PM
I suggest you to avoid the signature campaign, post as you don't have a sig ad... or better don't have one Wink. Why should you receive money for your posts (here) ?
1251  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][DCR] Decred - Hybrid PoW/PoS | btcsuite Devs | Tons of New Features | Go on: February 16, 2016, 08:07:13 PM
Any news for the mac (osx) wallet ?
1252  Other / Meta / Re: My account SebastianJu banned for 14 days now? on: February 16, 2016, 08:05:02 PM

One of the most trust worthy escrows in the forum gets banned for signature spam, classy. :p
And the guy who recently had some troubles with him comes up to twist the knife in the wound, surprising.

Hey, I ain't twistin' any knifes here. Don't you find it funny that a guy who claims to have escrowed 8k bitcoins was spamming for a signature campaign? I do.
It does seem a bit like you are trying to twist a knife. I don't believe that being in a signature campaign itself means that you are a spammer.

Meh, I just feel an urge to make fun of the ridiculousness. I'd make fun of any "legendary escrow" that got banned for spamming posts paying 0.5$ each. 

It's funny that someone should be paid for post here , especially users ( I'm talking in general).
1253  Other / Meta / Re: My account SebastianJu banned for 14 days now? on: February 15, 2016, 09:43:01 PM
So we have one rule for one and one for another.
People in a signature campaign = spammer and scammer (by default)
People not in a signature campaign = trusted person (by default)

Answered right above by shorena:

Signature or not the rules are the same, but if you have to judge the reason why someone does what they do its more likely that the reason will be "for sig payments" if they have a paid signature. IIRC doog (probably never had a paid sig) was warned not to post like this as well.

Responded to by shorena, but not necessarily answered.
Dooglus does carry a promotional sig, the fact that it belongs to his business is irrelevant to this discussion. Multiple posting means multiple signature exposure.
If a carrying/not carrying a promotional signature is not a factor, then how come Gleb gets away with chronic consecutive posting when he is in full flow?



Exactly, if you don't have nothing to promote (personal business ,etcc ..) that's not a problem Wink so it is not against the forum rules.
1254  Other / Meta / Re: My account SebastianJu banned for 14 days now? on: February 15, 2016, 09:15:58 PM
Here my old thread about "multiple posts in a row":

 - https://bitcointalk.org/index.php?topic=1022225.0
1255  Other / Meta / Re: My account SebastianJu banned for 14 days now? on: February 15, 2016, 07:34:53 PM
I don't think it is against the forum rules make multiple posts in a row, few months ago I've opened a thread regarding that fact ... it's all about the sig. ad (nothing else).


1256  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][DCR] Decred - Hybrid PoW/PoS | btcsuite Devs | Tons of New Features | Go on: February 15, 2016, 07:32:54 PM
i know its a noob question, but please can someone tell me that how can i access my coins.
all i am having is my seed, address and the wallet file containing 3 exe files in it.
thanks in advance Grin

If you have the seed (and the possible password, if you used it) ... I suggest you to use  wallet.decred.org  - temporarily and after move it to your desktop wallet (once you will understand how to use it).
1257  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][DCR] Decred - Hybrid PoW/PoS | btcsuite Devs | Tons of New Features | Go on: February 14, 2016, 09:20:38 PM
Here more info :


Block rewards?
Estimated halvings?
Distribution curve? (Block rewards & total supply over time)

Any info regarding these?

Subsidy is reduced every 6144 blocks in the simplest way possible. The starting reward is based around the premine amounts so as to approach 21 million.

Code:
if j % 6144 == 0:
    block_subsidy *= 100
    block_subsidy /= 101

Coin supply:

Code:
Year	Coin supply	Inflation
1 470426769731536 180.015934364
2 725516828588937 54.2252429646
3 940676990098927 29.6561227847
4 1122157371491044 19.2925290299
5 1275229809050507 13.6409064761
6 1404340975270235 10.1245411065
7 1513241532111717 7.75456664437
8 1605095069693740 6.06998523586
9 1682569994083979 4.82681218409
10 1747913757492611 3.88356880477
11 1803028628435353 3.15318022451
12 1849516235066977 2.578306628
13 1888726978324850 2.12005401815
14 1921799891692961 1.75106904003
15 1949695723833590 1.45154718039
16 1973224843465019 1.20680982903
17 1993070776474089 1.00576135937
18 2009810059460965 0.839873986637
19 2023928395353035 0.702471152715
20 2035836535103161 0.588367640746
1258  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][DCR] Decred - Hybrid PoW/PoS | btcsuite Devs | Tons of New Features | Go on: February 14, 2016, 09:12:50 PM
Total of coins per day is important to me. Looks like nobody has the response.


Max block per day * 18 DCR .
1259  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][DCR] Decred - Hybrid PoW/PoS | btcsuite Devs | Tons of New Features | Go on: February 14, 2016, 08:29:45 PM
Anyone know how much I could mine per day with a R9 290X?

~2.4 dcr every 24 hours
That's close to $2,68 at current prices. Good, bad?

It depends of how much do you pay the electricity in your country , have you tried to mine other bitcoin and make a comparison.
1260  Other / Meta / Re: Post quality on: February 14, 2016, 03:44:43 PM
I was wondering is the anything out there that says whats a poor- excellent post.

Such as over 100 characters for excellent  under 10 for poor etc.
you mean like this ?
Dear op
To say simple, post which I replied now are low quality posts. These kind of posts will not work in the good signature campaign. They might kick the account out as well.


Report him to the signature campaign manager, this is the best thing that you can do Wink.
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